Acommunication medium that carries a large amount of data at a fast speed is called

A communication medium that carries a large amount of data at a fast speed is called broadband. Broadband can transmit multiple signals at the same time. The term gained popularity during the 1990s for the marketing of internet. The term is used in radio, television and internet terminology. Though there is slight difference in the definition in each category, the term primarily stands for the ability of a medium to send and receive a lot of data at a fast speed.

No you

The answer for your specific question is d.